TSH345 datasheet(3/14 Pages) STMICROELECTRONICS

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TSH345

Electrical characteristics

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Electrical characteristics

Table 3.

Electrical characteristics at VCC = +5 V single supply, Tamb =25°C

(unless otherwise specified)

Symbol

Test conditions

Min.

Typ.

Max.

Unit

DC performance

VDC

Output DC shift

RL = 150 Ω, Tamb

-40° C < Tamb < +85° C

197

329

405

389

Iib

Input bias current

Tamb , input to GND

-40° C < Tamb < +85° C

0.85

1.5

2.38

2.9

µA

Rin

Input resistance, Tamb

12.6

Cin

Input capacitance, Tamb

0.1

ICC

Total supply current

No load, input to GND

-40°C < Tamb <+85°C

50.7

TBD

PSRR

Power supply rejection ratio 20 log (

ΔVout/ΔVCC)

Input to GND, RL =150 Ω ΔVCC :

100 mVp/F = 1 MHz, CLF = 470 nF, CHF = 100 µF

-70

DC voltage gain

RL = 150Ω, Vin =0.5V

-40°C < Tamb <+85°C

1.94

1.99

2.02

V/V

Variation of the DC voltage gain between inputs of

0.3 V and 1 V

Input step from 0.3 V to 1 V

0.2

0.5

MG1

Gain matching between 3 channels, input = 1 V

0.5

MG0.3

Gain matching between 3 channels, input = 0.3 V

0.5

Output characteristics

VOH

High level output voltage

RL = 150 Ω

-40° C < Tamb < +85° C

3.84

3.87

TBD

VOL

Low level output voltage(1)

RL = 150 Ω

-40° C < Tamb < +85° C

TBD

Iout

Isource

Tamb

-40° C < Tamb < +85° C

Isink

-40° C < Tamb < +85° C

TBD

145

102

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